It has
- the Fiend constellation bound to the skeletons
- the Bat bound to the Blightfiend
- Solael's Witchblade bound to the hellhound
- Shepherd's Call bound to Bone Harvest and
- the Dying God bound to the sundered wraith.

There are several ways you can build a pet based class and it will depend on what type of damage you want your pets to be doing. Have a look in the build compendium for those classes and see what others have used.

Go to grimtools calc and then to the devotion tree. Then use the search function and search for "to all pets" and look which ones gives defensive bonues like resistances, health, armor, defensive ability to start with.